Tag: "extreme" at biology news

Beyond batteries: Storing power in a sheet of paper

...lows the paper energy storage devices to withstand extreme temperatures, Kumar said. Along with use in small handheld electronics, the paper batteries light weight could make them ideal for use in automobiles, aircraft, and even boats. The paper also could be molded into different shapes, such as a car doo...

Which came first, the moth or the cactus?

...chances to produce seeds. Historic theory predicts extreme ecological instability for this relationship; as moth populations increase, more flowers are destroyed, fewer new cacti appear, and the spiral continues until both species disappear. Yet that hasn't happened, and Holland, assistant professor of eco...

In limiting life span, study finds booming bacteria innocent

...gevity even when their bacteria are taken from one extreme to the other. Nevertheless, he added, the bacterial infestations seen in the aged flies have to be a quality of life issue....

Screening for fragile skin

...able to abnormal collagen in the skin which causes extreme skin fragility. Normal collagen provides elasticity and strength. Dermatosparaxis most often affects lambs. They suffer tearing of the skin, usually in their inner thighs and under armpits. The severity of the condition results in death or euthanas...

Wild weather forces farmers to adapt

July 27, 2007, MADISON, WI Around the world, extreme climatic conditions are forcing farmers to rethink current cropping system strategies. To maximize crop production in the face of variable temperatures and precipitation, scientists say farmers may want to adopt a system in which crop sequencing deci...

$9M grant awarded to University of Cincinnati for bipolar disorder research

...ess, excessively high or overly euphoric mood, and extreme irritability. In contrast, a depressive episode is characterized by a lasting sad, anxious, or empty mood, feelings of hopelessness or pessimism, and decreased energy. An NIMHsupported study estimates that 1 percent of adolescents between 14 and 18...

Genetic diversity in honeybee colonies boosts productivity

...en honeybees mate with dozens of males" Does their extreme promiscuity, perhaps, serve a purpose" An answer to this age-old mystery is proposed in the July 20 issue of Science magazine by Cornell scientists: Promiscuous queens, they suggest, produce genetically diverse colonies that are far more productive a...

Revolutionary global environment fund announces $50M expansion

...ercentage of species found nowhere else and facing extreme risk, with at least 70 percent of their natural vegetation already lost. In Indo-Burma, only 5 percent remains in pristine condition. CEPF makes funding available through grants for nongovernmental organizations and other civil society groups to he...

Investigating Life in Extreme Environments report gives hints on facts of life

...e cold Antarctic plateau, environments labelled as extreme are numerous on Earth and they present a wide vari...d characteristics. Investigating life processes in extreme environments not only can provide hints on how life first appeared and survived on Earth (as early e...

'Sundried tide' -- silent, natural disaster

...and James Cook University (JCU) have revealed that extreme low tides on clear sunny days can lead to widespre...y low tides, where the local sea level gets to its extreme low for the year, can occur at different times of the day," UQ's Dr Anthony said. "In years where...

Chronically sleep deprived? You can't make up for lost sleep

... where sleep could be detrimental for survival. An extreme but realistic example of this, says Turek, would be how animals respond to catastrophic environmental conditions, such as Hurricane Katrina. No matter how sleep deprived an animal or human may be, it would not be adaptive for the sleep homeostat to k...

1,000-year-old Arctic ponds disappearing due to global warming

...croorganisms, plants and animals in this otherwise extreme terrestrial environment. said Douglas....

Stressed-out African naked mole-rats may provide clues about human infertility

...nference that the African naked mole-rat is at the extreme end of a continuum of socially-induced reproductive suppression among mammals, with other examples including primates such as marmosets and tamarins, mongooses and members of the dog family (such as wolves and jackals). The naked mole-rat lives in ...

Extracting eggs from pre-pubertal cancer patients brings hope for future fertility

..., which are more resistant to the damage caused by extreme cold, offers a better chance of restoring fertility in adulthood. To their surprise, Dr. Revel and his team found eggs in the follicles of girls between 5 and 10 years old who had not reached puberty. We were able to extract oocytes using needle ...

Cord blood may preserve insulin levels in children with type 1 diabetes

...rd blood in the treatment of type 1 diabetes is of extreme importance, said Colin P. McGuckin, a professor of regenerative medicine at Britains University of Newcastle upon Tyne Medical School. The work carried out in the University of Florida has led the field in showing that cord blood contains cells whi...

American Chemical Society's Weekly PressPac -- June 20, 2007

... stage, does not require costly pressure chambers, extreme temperatures, or high energy inputs. Rather, it uses ordinary laboratory glassware. The method relies on ionic liquids, liquids that contain only ions (atoms with an electric charge) and are powerful solvents. Researchers used an ionic liquid that ...

The BBVA Foundation commits 2.4 million euros to research in Ecology and Conservation Biology

...interactions between plants and the functioning of extreme ecosystems exposed to global change; a research project exploring the relations between indigenous rural populations and rainforest conservation; and a study into the ecological causes and genetic processes of plant invasions....

International team to honor 30th anniversary of deep-sea vent discovery in Galpagos

...lobal quest to further explore one of Earth's most extreme environments in search of answers to questions abo...ly 550 vent species have been discovered living in extreme temperature and pressure conditions, and new vent species are discovered at a rate of nearly two per...

CU study reveals why starling females cheat

...er by doing less work in raising the chicks, or in extreme cases, leaves her to raise the chicks on her own. But because superb starlings, a bird common to East Africa, are cooperative breeders, females have more incentive to stray, said Rubenstein, because even if she is caught cheating, she still may get h...

NJIT professor says certain home shapes and roofs hold up best in hurricane

...truction materials and methods needed to withstand extreme wind events and hurricanes. Although Id like t... features designed to reduce wind forces during an extreme wind event. Wind tunnel tests at CSTB showed that such a home would be far more efficient under high...

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(Date:6/18/2013)... University of Adelaide shows that weight gain and increased head ... to a higher IQ at early school age. , The study ... data from more than 13,800 children who were born full-term. , ... show that babies who put on 40% of their birthweight in ... the time they were six years of age, compared with babies ...
(Date:6/17/2013)... 2013How kids eat their food may turn out to be ... new study out of St. Michael,s Hospital. , The ... a significant association between poor eating habits in kids ... or "bad" cholesterol, putting them at risk for cardiovascular ... the Canadian Medical Association Journal today. , ...
(Date:6/17/2013)... FRANCISCO-- Vitamin D supplementation may help delay early onset ... The results were presented Monday at The Endocrine Society,s ... puberty generally begins between the ages of 10 and ... to 16 years of age. Precocious puberty is diagnosed ... of 8; in boys, it is diagnosed when these ...
Breaking Biology News(10 mins):IQ link to baby's weight gain in first month 2Poor eating behaviors may put preschoolers at risk for later health problems 2Vitamin D supplementation may delay precocious puberty in girls 2
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